PLUTUS
Sales Tax Rate API
PLUTUS handles the complexity of US sales tax—including state, county, city, and special district taxes—through a single API call. Get combined rates, jurisdiction breakdowns, and tax calculations for 13,000+ tax jurisdictions.
Powerful Capabilities
Everything you need to integrate PLUTUS into your workflow
Rate Lookup
Combined tax rate for any address or ZIP
Tax Calculation
Calculate tax amount on transactions
Jurisdiction Details
Breakdown by state, county, city, district
Batch Lookup
Up to 500 addresses per request
Rate Changes
Notifications for jurisdiction updates
API Reference
Simple, RESTful endpoints designed for developer productivity
/v1/tax/rateGet tax rate for an address
/v1/tax/calculateCalculate tax amount for a transaction
/v1/tax/batchBatch lookup for multiple addresses
import requests
# Initialize with your API key
headers = {
"Authorization": f"Bearer {api_key}"
}
# Make the request
response = requests.get(
"https://api.olympus.dev/v1/tax/rate",
headers=headers,
params={"query": "example"}
)
# Response
data = response.json()
print(data)Simple, Transparent Pricing
80% lower pricing, simpler integration
Starter
- Rate lookup
Growth
- Rate lookup
- Calculate
- Batch
Business
- Everything
- Product categories
Enterprise
- Everything
- Nexus
- Reporting
Built for Production
Enterprise-grade infrastructure designed for reliability, security, and performance at scale.
Quick Start
# Install the SDK
$ pip install plutus-tax# Install the SDK
$ npm install @plutus/clientReady to integrate PLUTUS?
Get started in minutes with our developer-friendly API and comprehensive documentation.